Report Upon the Determination of the Astronomical Co-ordinates of the Primary Stations at Cheyenne, Wyoming Territory, and Colorado Springs, Colorado Territory, Made During the Years 1872 and 1873: Geographical and Geological Explorations and Surveys West of the One Hundredth Meridian, First Lieut. George M. Wheeler, Corps of Engineers, in Charge. Dr. F. Kampf and J. H. Clark, Civilian Astronomical AssistantsU.S. Government Printing Office, 1874 - 82 pages |
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Page 3
... reductions at sending and receiving stations Correction and rate of chronometers Grouping of series of exchange of signals Personal equation Probable error . Resulting longitude . Reduction of the latitude observations Mean places of ...
... reductions at sending and receiving stations Correction and rate of chronometers Grouping of series of exchange of signals Personal equation Probable error . Resulting longitude . Reduction of the latitude observations Mean places of ...
Page 7
... reductions at sending - station . 11. Grouping of series of exchange - signals , including means of single and serial results . 12. Personal equation . 13. Probable error by least squares . 14. Resulting longitude . 15. Reduction of the ...
... reductions at sending - station . 11. Grouping of series of exchange - signals , including means of single and serial results . 12. Personal equation . 13. Probable error by least squares . 14. Resulting longitude . 15. Reduction of the ...
Page 14
... reductions for both stations . Prof. W. A. Rogers , of Harvard College Observatory , computed the latitude - observations , and they were subsequently revised , partially recomputed , and formulated by Dr. Kampf . ( 7. ) TABULATION OF ...
... reductions for both stations . Prof. W. A. Rogers , of Harvard College Observatory , computed the latitude - observations , and they were subsequently revised , partially recomputed , and formulated by Dr. Kampf . ( 7. ) TABULATION OF ...
Page 15
... become a re- peating - office but also the headquarters of the western division of the main or eastern branch of the company . ( 9. ) UNIFORM TABLES OF TIME - REDUCTIONS AT. ( 8. ) INSTRUMENTAL VALUES . 15 Instrumental values.
... become a re- peating - office but also the headquarters of the western division of the main or eastern branch of the company . ( 9. ) UNIFORM TABLES OF TIME - REDUCTIONS AT. ( 8. ) INSTRUMENTAL VALUES . 15 Instrumental values.
Page 16
... REDUCTIONS AT RECEIVING - STATION . SALT LAKE OBSERVATORY , October 5 , 1872 . Name of Star . Clamp . T bB a A cC T ' AR . AT h . m . s . S. S. S : T ↑ Aquila W. 20 κ Cephei . o 5.28 15 19.82 0.04 - 0.10 - 0.07 h . m . 20 O S. h . m ...
... REDUCTIONS AT RECEIVING - STATION . SALT LAKE OBSERVATORY , October 5 , 1872 . Name of Star . Clamp . T bB a A cC T ' AR . AT h . m . s . S. S. S : T ↑ Aquila W. 20 κ Cephei . o 5.28 15 19.82 0.04 - 0.10 - 0.07 h . m . 20 O S. h . m ...
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Common terms and phrases
12-Year Cat 24h local sidereal 30 late 30m local sidereal 38 Cassiopeiæ 61 Cygni 79 Draconis Aquilæ August bB aA cC Capricorni Ceti Cheyenne chron chronograph chronom circuit Clamp Cloudy all day Colorado Springs chronometer COLORADO TERRITORY Computations for Latitude Correction of chronometer Date Delphini eter final result Groom Groombridge 3241 Groombridge 4163 Half-sum of dec Herculis instrument July 28 July 30 Latitude of Cheyenne LATITUDE-OBSERVATIONS-Continued Level linations longitude Mean at 24h Mean for 19h Meridian Microm Micrometer Remarks Micrometer star Name of Star nights Normal Equations Number Half-sum O.II Observations for Latitude.-Station October 14 October 18 Pegasi personal equation probable error REDUCTION Right Ascension Sagittarii Salt Lake chron SALT LAKE CITY SALT LAKE OBSERVATORY Springs chron SURVEYS WEST TABLES OF TIME-REDUCTIONS Tabulation of Stars TIME-REDUCTIONS AT RECEIVING-STATION-Continued UNIFORM TABLES Ursa Minoris UTAH TERRITORY wires Wyoming Territory ΔΤ ΙΟ